<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" />
      </div>
      <!-- 表单区域 -->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="loginFormRules"
        label-width="0px"
        class="login_form"
      >
        <!-- 用户名 -->
        <el-form-item prop="userNameOrEmailAddress">
          <el-input v-model="loginForm.userNameOrEmailAddress" prefix-icon="iconfont icon-yonghu"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input type="password" v-model="loginForm.password" prefix-icon="iconfont icon-mima"></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLoginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      // 登录对象
      loginForm: {
        userNameOrEmailAddress: 'admin',
        password: '123qwe',
        rememberClient: false
      },
      //这是表单的验证规则
      loginFormRules: {
        //验证用户名
        userNameOrEmailAddress: [
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 5 个字符', trigger: 'blur' }
        ],
        //验证密码
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    //表单重置，用ref
    resetLoginForm() {
      //console.log(this);
      this.$refs.loginFormRef.resetFields()
    },
    //登录 用validate验证输入的内容是否合法
    login() {
      this.$refs.loginFormRef.validate(async valid => {
        //console.log(valid);
        if (!valid) return
        await this.ajax
          .post('/api/TokenAuth/Authenticate', this.loginForm)
          .then(res => {
            console.log(res.data.result.accessToken)
            window.sessionStorage.setItem('token', res.data.result.accessToken)
            this.$message.success('登录成功')
            // 跳转页面
            this.$router.push('/home')
          })
          .catch(error => {
            //console.log(error.response.data.error.message);
            // 登录失败
            this.$message.error(
              error.response.data.error.message +
                ':' +
                error.response.data.error.details
            )
          })
      })
    }
  }
}
</script>
<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}
.login_form {
  position: absolute;
  bottom: 0px;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
.btns {
  display: flex;
  justify-content: flex-end;
}
</style>